426673190 has 8 divisors (see below), whose sum is σ = 768011760. Its totient is φ = 170669272.

The previous prime is 426673189. The next prime is 426673193. The reversal of 426673190 is 91376624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×426673190² = 364100022129552200, which contains 22 as substring.

It is a Curzon number.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426673193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21333650 + ... + 21333669.

It is an arithmetic number, because the mean of its divisors is an integer number (96001470).

Almost surely, 2^426673190 is an apocalyptic number.

426673190 is a deficient number, since it is larger than the sum of its proper divisors (341338570).

426673190 is a wasteful number, since it uses less digits than its factorization.

426673190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42667326.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 426673190 is about 20656.0690839279. The cubic root of 426673190 is about 752.8326597676.

The spelling of 426673190 in words is "four hundred twenty-six million, six hundred seventy-three thousand, one hundred ninety".